shell:$ nslookup -timeout=2 -retry=1 'wap.uc.cn'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
wap.uc.cn	canonical name = default.cn.zb.wagbridge.ad.alibabacorp.com.
default.cn.zb.wagbridge.ad.alibabacorp.com	canonical name = default.cn.zb.wagbridge.ad.alibabacorp.com.gds.alibabadns.com.
Name:	default.cn.zb.wagbridge.ad.alibabacorp.com.gds.alibabadns.com
Address: 59.82.120.221
Name:	default.cn.zb.wagbridge.ad.alibabacorp.com.gds.alibabadns.com
Address: 2408:4001:f10::2b3